19
K-323
MAIN (2/3)
D203
Q111
PN2011
K
K
K
K
K
K
K
K
K
FB202
FB203
1
2
3
4
VO1
IN1-
BYPASS
GND
8
7
6
5
VDD
VO2
IN2-
SHUTDOWN
BIAS
CONTROL
100P
750
R235
C314
FB205
100u16
C252
1
C251
+
0.22
C321
R237
1M
R236
C311
750
100P
C264
0.47
470
R239
33u25
+
C258
C312
680P
33u25
+
C257
470
R238
C313
680P
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
RE2/CS/P2B
RE3/P3C
RE4/P3B
RE5/P1C
RE6/P1B
RE7/ECCP2(1)/P2A(1)
RD0/PSP0
VDD
VSS
RD1/PSP1
RD2/PSP2
RD3/PSP3
RD4/PSP4/SDO2
RD5/PSP5/SKI2/SDA2
RD6/PSP6/SCK2/SCL2
RD7/PSP7/SS2
RB0/INTO/FLT0
RB1/INT1
RB2/INT2
RB3/INT3
RB4/KBI0
RB5/KBI1
RB6/KBI2/PGC
VSS
OSC2/CLKO
OSC1/CLKI
VDD
RB7/KBI3/PGD
RC5/SDO1
RC4/SDI1/SDA1
RC3/SCK1/SCL1
RC2/ECCP1/P1A
RF1/AN6/C2OUT
ENVREG
A
VDD
A
VSS
RA3/AN3/VREF+
RA2/AN2/VREF-
RA1/AN1
RA0/AN0
VSS
VDD
RA5/AN4
RA4/T0CKI
RC1/T1OSI/ECCP2(1)/P
A2A(1)
RC0/T1OSO/T13CKI
RC6/TX1/CK1
RC7/RX1/DT1
RE1/WR/P2C
RE0/RD/P2D
RG0/ECCP3/P3A
RG1/TX2/CK2
RG2/RX2/DT2
RG3/CCP4/P3D
MCLR
RG4/CCP5/P1D
VSS
VDDCORE/VCAP
RF7/SS1
RF6/AN11
RF5/AN10/CVREF
RF4/AN9
RF3/AN8
RF2/AN7/C1OUT
1
2
3
4
16Kb/8Kb/
E0/E0
NC/NC/
VSS
4Kb/2Kb/1Kb
NC/NC/NC/
E1/E1/E1
R255 100
SKDN
SKUP
R256 100
ITDN
R257 100
CTRL1
R283 100
CTRL2
R284 100
ITUP
R258 100
FPLY
R268 100
PLYPAS
R269 100
FLRST
R273 100
R274 100
R275 1K
R276 100
R259 100
FSTP
220u16
C278
0.1
+ C275
R321
100K
10K
R270
3.3u50
C274
+
R272
10K
R271
1K
X201
10MHz
R297
100K
R298
100K
0.1
C293
R288
R289
1K
R293 100
R299 100
R300 100
R301 100
100
R303 1K
100
RMCN
CRQ
RCLK
RDATA
TST
SDA
SCL
DATA
CLK
100
32.768kHz
X202
9P
C308
C307
10P
R286
R287
GPO0
GPO1
R324 100
R282 100
100
R277
0.1
C280
10K
R278
C281
0.1
R295 100
∗
R331
100K
R279 100
TP3
100
100
KEY1
KEY2
R294
R322
R323
10K
R296
10K
100u35
+
C276
150
R344
10P
C317
C288 0.1
0.1
C296
R318 100
R317 100
R316
1K
R314
1K
R312
100
R310
100
R305
100
100
R308
A
B
A MUTE
T SDA
TUNED
T SCL
CLK
D
ATA
SDA
SCL
EM EJT
R337
10K
10K
R336
R309
R313
100
R307
R306
10K
R326
10K
R325
10K
R328
100
100
R311
18
R2
R2
R2
R2
C
C
S
S
R2
1
1K
R22
1
2
3
4
5
SDIN
DEM/
LRCK
MCLK
VQ
10
9
8
7
6
AOUTR
VA
GND
AOUTL
FILT+
DE-EMPHASIS
PCM
SERIAL
INTERPOLATION
FILTER
MODULATOR
MULTIBIT
SWITCHED
CAPACITOR
FILTER
DAC and
INTERFACE
SWITCHED
CAPACITOR
DAC and
FILTER
INTERPOLATION
FILTER
MODULATOR
MULTIBIT
INTERNAL VOLTAGE
REFERENCE
SERIAL
INPUT
AUDIO
DAC BCK
DAC LRCK
R280
C282 10u16
+
C279
0.01
10u16
+
C283
FB210
C284
10u16
+
C285
0.01
1
2
3
4
5
6
7
8
9
10
SDIN
SCL
LRC
MCL
VD
GND
DIF1
DIF0
DEM
RST
10u16
C260
0.1
+
C259
R246
100
R244
R241
R243
R242
AGND
HP SELECT
HP-L
HP-R
100
100
USB DET
R304
DAC MCLK
AMP MCLK
AMP BCK
AMP LRCK
1 2
MCLR
MVCC33
MCLR
MCLR
CE
RST
TASPD
TASMUT
R315
TASMUT
TASPD
100
100
DAC BCK
DAC LRCK
+3.3V
+3.3V
-2
+3.3V-2
+3.3V
-2
+3.3V-4
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+5V
+5V
+5V-1
+3.3V
-1
+3.3V
-6
+3.3V
-1
SCLK
R267
R281
R285
C322
1000P
VDD/2
100
R290
1K
R291
10K
10K
R292
R302
C315
0.01
C326 0.1
C329 0.1
C331 0.1
C330 0.1
1
R3
R34
C324
0.1
C325
0.1
10K
R216
10K
R217
∗
R332 100K
IC204
IC206
IC207
IC205
IC20
AD
AC
AB
AA
Z
CAUTION:
For continued safety, replace safety critical components only with manufacturer’s recommended parts (refer to parts list).
indicates safety critical components. For continued protection against risk of
fi
re, replace only with same type and rating fuse(s). To
reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insu-
lated from the supply circuit) before the appliance is returned to the customer.
